Smith-Cooper International 9122 Series PVC Ball Valve, One Piece, Inline, T-Handle, 1/2" Slip PVC for corrosion resistance, high strength, and less weight than fittings made from metal T-handle for manual on/off control Santoprene seats and stem packing reduce the risk of leakage. Maximum pressure rating of 150 psig for WOG and 110 psig for WSP Slip opening for connecting to an unthreaded pipe or fitting